yang/yang-parser-rfc7950/src/main/java/org/opendaylight/yangtools/yang/parser/rfc7950/stmt/notification/NotificationEffectiveStatementImpl.java

   1 /*
   2  * Copyright (c) 2015 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.yangtools.yang.parser.rfc7950.stmt.notification;
   9
  10 import com.google.common.collect.ImmutableSet;
  11 import java.lang.invoke.MethodHandles;
  12 import java.lang.invoke.VarHandle;
  13 import java.util.Collection;
  14 import java.util.LinkedHashSet;
  15 import java.util.Set;
  16 import org.eclipse.jdt.annotation.NonNull;
  17 import org.opendaylight.yangtools.yang.common.QName;
  18 import org.opendaylight.yangtools.yang.model.api.AugmentationSchemaNode;
  19 import org.opendaylight.yangtools.yang.model.api.MustDefinition;
  20 import org.opendaylight.yangtools.yang.model.api.NotificationDefinition;
  21 import org.opendaylight.yangtools.yang.model.api.SchemaPath;
  22 import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
  23 import org.opendaylight.yangtools.yang.model.api.stmt.NotificationEffectiveStatement;
  24 import org.opendaylight.yangtools.yang.model.api.stmt.NotificationStatement;
  25 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.AbstractEffectiveDocumentedDataNodeContainer;
  26 import org.opendaylight.yangtools.yang.parser.spi.meta.CopyHistory;
  27 import org.opendaylight.yangtools.yang.parser.spi.meta.CopyType;
  28 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
  29
  30 final class NotificationEffectiveStatementImpl
  31         extends AbstractEffectiveDocumentedDataNodeContainer<QName, NotificationStatement>
  32         implements NotificationDefinition, NotificationEffectiveStatement {
  33     private static final VarHandle MUST_CONSTRAINTS;
  34
  35     static {
  36         try {
  37             MUST_CONSTRAINTS = MethodHandles.lookup().findVarHandle(
  38                 NotificationEffectiveStatementImpl.class, "mustConstraints", ImmutableSet.class);
  39         } catch (NoSuchFieldException | IllegalAccessException e) {
  40             throw new ExceptionInInitializerError(e);
  41         }
  42     }
  43
  44     private final @NonNull QName qname;
  45     private final @NonNull SchemaPath path;
  46     private final ImmutableSet<AugmentationSchemaNode> augmentations;
  47     private final boolean augmenting;
  48     private final boolean addedByUses;
  49
  50     @SuppressWarnings("unused")
  51     private volatile ImmutableSet<MustDefinition> mustConstraints;
  52
  53     NotificationEffectiveStatementImpl(
  54             final StmtContext<QName, NotificationStatement, NotificationEffectiveStatement> ctx) {
  55         super(ctx);
  56         this.qname = ctx.coerceStatementArgument();
  57         this.path = ctx.getSchemaPath().get();
  58
  59         // initSubstatementCollections
  60         final Set<AugmentationSchemaNode> augmentationsInit = new LinkedHashSet<>();
  61         for (final EffectiveStatement<?, ?> effectiveStatement : effectiveSubstatements()) {
  62             if (effectiveStatement instanceof AugmentationSchemaNode) {
  63                 final AugmentationSchemaNode augmentationSchema = (AugmentationSchemaNode) effectiveStatement;
  64                 augmentationsInit.add(augmentationSchema);
  65             }
  66         }
  67         this.augmentations = ImmutableSet.copyOf(augmentationsInit);
  68
  69         // initCopyType
  70         final CopyHistory copyTypesFromOriginal = ctx.getCopyHistory();
  71         if (copyTypesFromOriginal.contains(CopyType.ADDED_BY_USES_AUGMENTATION)) {
  72             this.augmenting = true;
  73             this.addedByUses = true;
  74         } else {
  75             this.augmenting = copyTypesFromOriginal.contains(CopyType.ADDED_BY_AUGMENTATION);
  76             this.addedByUses = copyTypesFromOriginal.contains(CopyType.ADDED_BY_USES);
  77         }
  78     }
  79
  80     @Override
  81     public QName getQName() {
  82         return qname;
  83     }
  84
  85     @Override
  86     public SchemaPath getPath() {
  87         return path;
  88     }
  89
  90     @Override
  91     public Collection<? extends MustDefinition> getMustConstraints() {
  92         return derivedSet(MUST_CONSTRAINTS, MustDefinition.class);
  93     }
  94
  95     @Override
  96     public Collection<? extends AugmentationSchemaNode> getAvailableAugmentations() {
  97         return augmentations;
  98     }
  99
 100     @Deprecated
 101     @Override
 102     public boolean isAugmenting() {
 103         return augmenting;
 104     }
 105
 106     @Deprecated
 107     @Override
 108     public boolean isAddedByUses() {
 109         return addedByUses;
 110     }
 111
 112     @Override
 113     public String toString() {
 114         return NotificationEffectiveStatementImpl.class.getSimpleName() + "[qname=" + qname + ", path=" + path + "]";
 115     }
 116 }